Find equations for (a) the tangent plane and (b) the normal line at point Po(0,1,2) on the surface 10 cos (x)-x²y + x² + 5yz = 21. (a) Which equation describes the tangent plane? O A. 2x+10y + 5z = -20 OB. - 2x+10y + 5z = 20 C. - 2x+10y + 5z = -20 OD. 2x+10y + 5z = 20

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Find equations for (a) the tangent plane and (b) the normal line at point Po(0,1,2) on the surface 10 cos (лx) − x²y + x² + 5yz = 21.
(a) Which equation describes the tangent plane?
O A. 2x+10y + 5z = -20
B.
- 2x+10y + 5z = 20
- 2x+10y + 5z = - 20
C.
O D. 2x+10y + 5z = 20
Transcribed Image Text:Find equations for (a) the tangent plane and (b) the normal line at point Po(0,1,2) on the surface 10 cos (лx) − x²y + x² + 5yz = 21. (a) Which equation describes the tangent plane? O A. 2x+10y + 5z = -20 B. - 2x+10y + 5z = 20 - 2x+10y + 5z = - 20 C. O D. 2x+10y + 5z = 20
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